How do I set SIFT for feature extraction on multiple scale and octave?

Viswanathan Rathinam @Viswanathan_Rathinam

01 January 2015 0 253 Report

In sift keypoint detection, we are doing DOG and finding Extrema for all scales. Consider if we have 3 scales, how about the keypoints available in other than original scale. what to do with the keypoints extracted from other scales?

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